A focused resource for mastering React.js, featuring practice problems, code examples, and interview-oriented concepts like hooks, state management, and component design. Includes tutorials and exercises to build confidence for technical interviews in web development.

Self-guided workshop to build your own CLI coding agent like Claude Code from scratch in Python.

A collection of C language practice problems and their solutions, ranging from basic to advanced levels. This repository is ideal for learners to enhance their C programming skills through hands-on exercises.

🎯 Vibe Coding Exercise: Build a production-grade mean-reversion analytics API from comprehensive specs. Complete documentation, mathematical foundation, API contracts, and system architecture included.

Solutions to coding challenges (katas). Most katas start with a test and are accompanied by explanations. Special thanks to my colleagues for their valuable feedback and support. Feel free to use the code as a reference or starting point.

Preview layouts

Bouncing ball animation in CSS or in JavaScript.

A little approach to help beginner programmers with 100 most popular coding problem with their solutions in C++

Screening Web Programmer

LeetCode HackerRank Codewars CodeSignal solutions

🛰 C# .NET console app that moves and rotates a "robot" on a custom grid based on a string input of commands.

My implementation of useful data structures, algorithms, and solutions to programming puzzles. This has helped me to become a better programmer and to solve complex problems with greater ease.

🆎 A Python script that verifies if string is part of the determined regular expression or not.

Visitor pattern with Breadth-first and Depth-first algorithm in Java (OGP2)

🏛 C# app that can convert integers to roman numerals

A simple calculator web service that caches the results of its computations.

Repository for storing practice results and coding exercises at the Learning Become Android Developer Expert class on Dicoding

This repository is used for storing and versioning code base for app-coding-exercise.

It is the repo for the solution to task KonfHub

🔺 C# console application that can identify if a trinagle is isosceles, equilateral or scalene.

Modifications on a ServiceNow instance for managing Products and Products Request, where users on the Analyst group can create a new Request and users on the Supervisor group might accept it or not. Implements important concepts like Tables, ACLs, Flow, Portal list and Portal Record

Open-Source Competitive Coding Platform

🔢 C# console application that validates if a string is a valid Sudoku grid or not.

Empower your Vim workflow with an intelligent code assistant that analyzes buffer contents and delivers real-time responses within Vim for enhanced productivity and coding efficiency.

👨‍🏫 Um programa de python que resolve problemas de estatística e probabilidade relacionados a Teste de Hipoteses de uma população normal com variança desconhecido, para todos inputs compatíveis com a resolução de t Student

Prime factorization using concurrency + GUI

MVP app for Vendigo's coding exercise for an online book shop 📚 Chose to try the new Angular 5. Followed by successful 2 hours of live pair programming implementing and learning HapiJS on the fly. Later further successful phone interviews with the CEO, then investor Mads Faurholt.

💵 Um programa C# que escreve o valor de um cheque em reais por extenso

📈 Analyze market data with RevertIQ, an API-first platform for mean-reversion insights and statistical trading strategies.

Stats about cars that pass a traffic counter 🚗🚙